69643455

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{4987}}^1$

素因数の和:5028

約数の個数: 48

約数和(自身を含む): 136471680

約数和(自身を除く): 66828225

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 49, 57, 95, 105, 133, 147, 245, 285, 399, 665, 735, 931, 1995, 2793, 4655, 4987, 13965, 14961, 24935, 34909, 74805, 94753, 104727, 174545, 244363, 284259, 473765, 523635, 663271, 733089, 1221815, 1421295, 1989813, 3316355, 3665445, 4642897, 9949065, 13928691, 23214485, 69643455]

約数ペア:

[(1, 69643455), (3, 23214485), (5, 13928691), (7, 9949065), (15, 4642897), (19, 3665445), (21, 3316355), (35, 1989813), (49, 1421295), (57, 1221815), (95, 733089), (105, 663271), (133, 523635), (147, 473765), (245, 284259), (285, 244363), (399, 174545), (665, 104727), (735, 94753), (931, 74805), (1995, 34909), (2793, 24935), (4655, 14961), (4987, 13965)]